test_src/main-cast5-test.c

   1 /* main-cast5-test.c */
   2 /*
   3     This file is part of the AVR-Crypto-Lib.
   4     Copyright (C) 2008  Daniel Otte (daniel.otte@rub.de)
   5
   6     This program is free software: you can redistribute it and/or modify
   7     it under the terms of the GNU General Public License as published by
   8     the Free Software Foundation, either version 3 of the License, or
   9     (at your option) any later version.
  10
  11     This program is distributed in the hope that it will be useful,
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14     GNU General Public License for more details.
  15
  16     You should have received a copy of the GNU General Public License
  17     along with this program.  If not, see <http://www.gnu.org/licenses/>.
  18 */
  19 /*
  20  * cast5 test-suit
  21  *
  22 */
  23
  24 #include "main-test-common.h"
  25
  26 #include <cast5.h>
  27 #include "performance_test.h"
  28 #include "bcal-performance.h"
  29 #include "bcal-nessie.h"
  30 #include "bcal_cast5.h"
  31
  32 char *algo_name = "cast-128 (cast5)";
  33
  34 const bcdesc_t *const algolist[] PROGMEM = {
  35         (bcdesc_t*)&cast5_desc,
  36         NULL
  37 };
  38
  39 /*****************************************************************************
  40  *  additional validation-functions                                                                                      *
  41  *****************************************************************************/
  42
  43 void testrun_nessie_cast5(void){
  44         bcal_nessie_multiple(algolist);
  45 }
  46
  47 /*****************************************************************************
  48  *  self tests                                                                                                                           *
  49  *****************************************************************************/
  50
  51 void cast5_ctx_dump(cast5_ctx_t *s){
  52         uint8_t i;
  53         cli_putstr("\r\n==== cast5_ctx_dump ====\r\n shortkey: ");
  54         cli_putstr(s->shortkey?"yes":"no");
  55         for(i=0;i<16;++i){
  56                 uint8_t r;
  57                 cli_putstr("\r\n Km"); cli_hexdump(&i, 1); cli_putc(':');
  58                 cli_hexdump(&(s->mask[i]), 4);
  59                 cli_putstr("\r\n Kr"); cli_hexdump(&i, 1); cli_putc(':');
  60                 r = (s->rotl[i/2]);
  61                 if (i&0x01) r >>= 4;
  62                 r &= 0xf;
  63                 r += (s->roth[i>>3]&(1<<(i&0x7)))?0x10:0x00;
  64                 cli_hexdump(&r, 1);
  65         }
  66 }
  67
  68
  69 void test_encrypt(uint8_t *block, uint8_t *key, uint8_t keylength, bool print){
  70         cast5_ctx_t s;
  71         if (print){
  72                 cli_putstr("\r\nCAST5:\r\n key:\t");
  73                 cli_hexdump(key, keylength/8);
  74                 cli_putstr("\r\n plaintext:\t");
  75                 cli_hexdump(block, 8);
  76         }
  77         cast5_init(key, keylength, &s);
  78         cast5_enc(block, &s);
  79         if (print){
  80                 cli_putstr("\r\n ciphertext:\t");
  81                 cli_hexdump(block, 8);
  82         }
  83 }
  84
  85 void test_decrypt(uint8_t *block, uint8_t *key, uint8_t keylength, bool print){
  86         cast5_ctx_t s;
  87         if (print){
  88                 cli_putstr("\r\nCAST5:\r\n key:\t");
  89                 cli_hexdump(key, keylength/8);
  90                 cli_putstr("\r\n ciphertext:\t");
  91                 cli_hexdump(block, 8);
  92         }
  93         cast5_init(key, keylength, &s);
  94         cast5_dec(block, &s);
  95         if (print){
  96                 cli_putstr("\r\n plaintext:\t");
  97                 cli_hexdump(block, 8);
  98         }
  99 }
 100
 101 void testrun_cast5(void){
 102         uint8_t block[8];
 103         uint8_t key[16];
 104         uint8_t *tda = (uint8_t*)"\x01\x23\x45\x67\x89\xAB\xCD\xEF",
 105                 *tka = (uint8_t*)"\x01\x23\x45\x67\x12\x34\x56\x78\x23\x45\x67\x89\x34\x56\x78\x9A";
 106         memcpy(block, tda, 8);
 107         memcpy(key, tka, 16);
 108         test_encrypt(block, key, 128, true);
 109         test_decrypt(block, key, 128, true);
 110         memcpy(block, tda, 8);
 111         memcpy(key, tka, 16);
 112         test_encrypt(block, key, 80, true);
 113         test_decrypt(block, key, 80, true);
 114         memcpy(block, tda, 8);
 115         memcpy(key, tka, 16);
 116         test_encrypt(block, key, 40, true);
 117         test_decrypt(block, key, 40, true);
 118
 119 /**** long test *****/
 120         cli_putstr("\r\nmaintance-test");
 121         uint8_t a[16]= {0x01, 0x23, 0x45, 0x67, 0x12,
 122                                     0x34, 0x56, 0x78, 0x23, 0x45,
 123                                     0x67, 0x89, 0x34, 0x56, 0x78,
 124                                     0x9A},
 125                         b[16]= {0x01, 0x23, 0x45, 0x67, 0x12,
 126                                     0x34, 0x56, 0x78, 0x23, 0x45,
 127                                     0x67, 0x89, 0x34, 0x56, 0x78,
 128                                     0x9A};
 129         uint32_t i;
 130         for(i=0;i<1000000; ++i){
 131                 test_encrypt(&(a[0]), &(b[0]), 128, false);
 132                 test_encrypt(&(a[8]), &(b[0]), 128, false);
 133                 test_encrypt(&(b[0]), &(a[0]), 128, false);
 134                 test_encrypt(&(b[8]), &(a[0]), 128, false);
 135                 if ((i&0x000000ff) == 0){
 136
 137                         cli_hexdump(&i, 4);
 138                 }
 139         }
 140         cli_putstr("\r\na = "); cli_hexdump(a, 16);
 141         cli_putstr("\r\nb = "); cli_hexdump(b, 16);
 142
 143 }
 144
 145 void testrun_performance_cast5(void){
 146         bcal_performance_multiple(algolist);
 147 }
 148
 149 /*****************************************************************************
 150  *  main                                                                                                                                         *
 151  *****************************************************************************/
 152
 153 const char nessie_str[]      PROGMEM = "nessie";
 154 const char test_str[]        PROGMEM = "test";
 155 const char performance_str[] PROGMEM = "performance";
 156 const char echo_str[]        PROGMEM = "echo";
 157
 158 const cmdlist_entry_t cmdlist[] PROGMEM = {
 159         { nessie_str,      NULL, testrun_nessie_cast5},
 160         { test_str,        NULL, testrun_cast5},
 161         { performance_str, NULL, testrun_performance_cast5},
 162         { echo_str,    (void*)1, (void_fpt)echo_ctrl},
 163         { NULL,            NULL, NULL}
 164 };
 165
 166 int main (void){
 167     main_setup();
 168
 169     for(;;){
 170         welcome_msg(algo_name);
 171         cmd_interface(cmdlist);
 172         }
 173 }